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Hot engine bay air that robs horsepower is prevented from entering the intake system to provide consistent intake performance
delaying transmission warm-up and performing the critical function of bypassing the cooler until the oil has reached its minimum operating temperature
Retains Factory Caster
This would normally draw unwanted crankcase vapor
each set is balanced to within a 2% flow variation
Cobb Stage 1 Power Package - Porsche 718 Cayman / Boxster 2017-2021 JB4 Hot engine bay air thatEMISSIONS This part is legal under the provisions of EPAs Anti Tampering Policy. COBB Tuning has established a reasonable basis (testing results) to verify that this product allows the vehicle to operate within legal emissions standards and is therefore legal to be sold for on street use in all states that accept the legal provisions of the Clean Air Act and EPAs Anti Tampering Policy. NOT LEGAL FOR SALE OR USE IN CALIFORNIA ON ANY EMISSION CONTROLLED
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